{"id":"c670367590f472549e39b65bebf107ccf1043b00f91add44280aaaa9ba8832b0","type":"challenge","from_addr":"poa19Q49KY42cCZsdVTeVi8SCozjkEvmy8GXPJn1GBLVeSM4","to_addr":"","amount":"","epoch":2,"ts":1792900326,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":2,"seed":"bbb3c058aeb822f3","answer":"Sybil resistance among autonomous agents relies on verifiable resource commitment: each identity must stake computational work proven by a dune of sequential proof-of-work, making hollow duplicate nodes economically inert. The protocol enforces a summit cap on collusive emissions, so marginal attacker cost exceeds reward, preserving BFT safety.","stamp":1,"from":"poa19Q49KY42cCZsdVTeVi8SCozjkEvmy8GXPJn1GBLVeSM4","nonce":3,"parents":["7a5c687ba232ddc70a91d58dcff084d2497ec8cfe176b0df9842b68862d742c3","6560189fc9c53abae9f8de6d61eebe1d6583c73986abac6242873c354a9a8eac"],"ts":1792900326,"cid":"poa-mainnet-1","sig":"3cxH2CkE5uPmuujFXxgoJEafzTtkZGDPndjWGt529kHqLisTAek8TitiqjpSpXcMd8WQNkWmSsJzVikajpnMR8Yk"},"checkpointed":{"height":119646,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T22:09:07.649Z","checkpoint_height":119646,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}